Granted Patent
Utility
US 6,578,565 · App. 09/899,040
Air or gas-powered guns
Inventor:
Francisco Casas Salva
Patented Case
View Patent ↗
Granted: Jun 17, 2003
Filed: Jul 6, 2001
Inventor
Francisco Casas Salva
Assignee (at issue)
Industrias El Gemo, SA
This patent predates the USPTO's electronic file wrapper — prosecution documents from this era exist only in the Patent Office's paper records. A certified copy of the file history can be ordered from the USPTO's paper archives.